Tension device



FIG. 1 is a front perspective view of a tension device, showing my new design;

FIG. 2 is a rear perspective view of the tension device of FIG. 1;

FIG. 3 is a front elevational view of the tension device of FIG. 1;

FIG. 4 is a rear elevational view of the tension device of FIG. 1;

FIG. 5 is a right elevational view of the tension device of FIG. 1;

FIG. 6 is a left elevational view of the tension device of FIG. 1;

FIG. 7 is a top plan view of the tension device of FIG. 1; and,

FIG. 8 is a bottom plan view of the tension device of FIG. 1.

The broken lines shown in the drawings represent features of the tension device that form no part of the claimed design. 

CLAIM The ornamental design for a tension device, as shown and described. 